TRACK 3 · FULL STACK ENGINEERING
Write together.Never lose a keystroke.
A conflict-free collaborative editor: simultaneous multi-user typing, live cursors and presence, and a workspace that follows you across every device.
CRDT core
Yjs merges concurrent edits — no last-write-wins.
Live presence
See who is in the document and their avatars.
Your cursor
Pick your pointer, caret shape and color.
Recoverable
State persists and resyncs after a reconnect.